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Timing Pulleys, Idlers（Belt Series：XL）

Timing pulleys and Idlers are utilized in conjunction with timing belts They have widespread applications across diverse industries such as in automation systems. In various manufacturing industries, for example, food and pharmaceutical industries, and electronics industries When selecting Timing pulleys and Idlers, it is crucial to consider factors, including belt type, belt width (available in inches and millimeters), number of teeth, pulley shape, material (e.g., Steel, Aluminum, Stainless Steel, Plastic) and Surface Treatment. These considerations are crucial for ensuring the production of high-quality products. We highly recommend reputable brands such as MISUMI and BANDO CHEMICAL, as well as cost-effective options from MISUMI ECONOMY.
Take advantage of the convenience of FREE SHIPPING and NO MINIMUM ORDER on Timing pulleys and Idlers. Should you have any doubts or require assistance in choosing the right product, our experts are readily available to provide advice and guidance.

Configure

Specification/Dimensions

Belt Series
1.5GT

2GT

P2M

S2M

T2.5

3GT

3M

P3M

S3M

5GT

5M

AT5

P5M

S5M

T5

8M

8YU

P8M

S8M

AT10

T10

14M

S14M

H

L

MXL

XL
Details

Clear

Belt Width Used (mm)(mm)
3

4

4.8

6

6.4

7

7.9

9

9.398

9.5

10

12

12.7

15

18

19

19.05

19.1

20

25

25.4

26

28

30

31

037

38.1

40

50

050

50.8

53

55

60

74

075

76.2

80

85

100
Clear

Number of Teeth(T)
10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

34

35

36

38

40

42

44

46

48

50

52

54

56

60

64

70

72

80

84

96

100

120
Clear

Pulley Shape
- Shape A
- Shape B
- Shape C
- Shape W
- Shape E
- Shape F
Images

Clear

Material
- Steel
- Aluminum
- Stainless Steel
- Plastic
Clear

Belt Width Used(Inch)(Inch)
0.19

0.25

0.31

0.37

0.3937007874

0.5

0.5905511811

0.75

0.9842519685

1

1.5

1.5748031496

2

2.3622047244

3

7.5
Clear

Surface Treatment
- Not Provided
- Black Oxide
- Clear Anodize
- Black Anodize
- Hard Clear Anodize
- Electroless Nickel Plating
Clear

Type	Timing Pulley Bar-Shaped Timing Pulley Keyless Pulley Idler with Teeth Idler Flange
Brand	(8) (2) BANDO CHEMICAL (1) KATAYAMA CHAIN (1) KONISHI (0) MITSUBOSHI BELTING (1) NBK (0) RS Pro (0) TSUBAKIMOTO (0) UNITTA (1)
CAD	2D 3D
Days to Ship	All Same day 3 Day(s) or Less 4 Day(s) or Less 5 Day(s) or Less 6 Day(s) or Less Others

12 items

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: 30; 60; 90

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Timing Pulleys - XL Type

MISUMI

[Material]
· Pulley: Aluminum alloy, S45C equivalent, SUS304
· Flange: Aluminum alloy, SPCC, SUS304
[Surface treatment]
· Clear anodize, black anodize, hard clear anodize (firm hardness 300HV~), electroless nickel plating, black iron oxide coating
[Related Products]
· Timing belt Timing Belt, Long Timing Belts-Iron Rubber, Open End Belt Iron Rubber, Open End Belts/Polyurethane/Chloroprene Rubber
· Idler Idler with Teeth Center Bearing, Idler with Teeth Both Sides Bearing, Idler - Backside Tensioning Center Bearing, Idler - Backside Tensioning Both Sides Bearing

4 Day(s)

Economy series

Compare

MiSUMi C-VALUE

Timing Pulleys XL

MiSUMi C-VALUE

Timing Pulleys XL
Timing Pulleys are an economy item, The price is cheaper than the MISUMI standard product.They offer a wide variety of sizes to choose from.
[Feature]
● Belt Width Used (mm.) : 6.4, 7.9, 9.5 and 12.7
● Belt Width Used (Inch.) : 0.25, 0.31, 0.37 and 0.5
● Applicable with Belt Type : XL
● Number of Teeth Minimum/Maximum : 10 to 50
● Shaft Bore Diameter Minimum/Maximum (mm.) : 5 to 16
● Shaft Bore Specs. : Can select between Round Hole, Round Hole + Tap and New JIS keyway + Tap
● Material : Aluminum Alloy
● Surface treatment : Clear Anodized
[Application]
Timing pulleys are frequently utilized in systems that incorporate timing belts to regulate and govern the movement of the machinery.

From: ฿ 158.35
Days to Ship: Same day

Same day

Compare

Timing Pulleys - Width Configurable - MXL, XL, S2M, S3M, S5M

MISUMI

This timing pulley can be specified the pulley width in units of 1 mm.
[Material]
· Pulley: Aluminum alloy
· Flange: Aluminum alloy
[Surface treatment]
· Clear anodize
[Pulley shape]
· A shape
[Shaft]
· Round hole, Round hole + Tap

Days to Ship: 8 Day(s)

8 Day(s)

Compare

Bar-Shaped Timing Pulleys - MXL, XL, S2M, S3M, S5M

Until 31/03/2025

Bar-Shaped Timing Pulleys - MXL, XL, S2M, S3M, S5M

MISUMI

[Material]
· Pulley: Aluminum alloy
[Surface treatment]
· None
[Pulley shape]
· A shape

From: ฿ 702.58
Special Price
Days to Ship: Same day

Same day

Compare

K Timing Belt Pulley XL Type

KATAYAMA CHAIN

K Timing Belt Pulley XL Type
KANA timing pulley demonstrates superior performance of timing transmission with low noise . They offer a wide variety of sizes to choose from.
[Feature]
● Belt Width Used (mm.) : 9.5
● Belt Width Used (Inch.) : 0.37
● Applicable with Belt Type : XL
● Shaft Bore Diameter Minimum/Maximum (mm.) : 4 to 26
● Number of Teeth Minimum/Maximum : 10 to 46
● Material : Carbon Steel for Mechanical Structure
[Application]
Timing pulleys are frequently utilized in systems that incorporate timing belts to regulate and govern the movement of the machinery.

From: ฿ 197.78
Days to Ship: 5 Day(s)

5 Day(s)

Economy series

Compare

MiSUMi C-VALUE

Idlers XL

MiSUMi C-VALUE

Idlers XL
Idlers for timing pulleys are an economy item, The price is cheaper than the MISUMI standard product.They offer a wide variety of sizes to choose from.
[Feature]
● Belt Width Used (mm.) : 6.4, 9.5 and 12.7
● Belt Width Used (Inch.) : 0.25, 0.37 and 0.5
● Number of Teeth : 16, 18, 20 and 22
● Shaft Bore Diameter (mm.) : 5 ,6 and 8
● Bearing Position : Central Single Bearing and Both Sides Bearing
● Material :
Body and Flange : Aluminum Alloy
● Surface treatment : Clear Anodized
[Application]
Idlers for timing pulleys are used to maintain proper tension and alignment in timing belt systems

From: ฿ 330.33
Days to Ship: Same day

Same day

Compare

Timing Pulley XL Type

MITSUBOSHI BELTING

Timing Pulley XL Type
This Timing Pulley has an easily specified shaft hole type and diameter. MISUMI can machine the shaft hole for the pulley that is compatible with the Mitsuboshi belt, even without the need for detailed drawings
[Feature]
● Belt Width Used (mm.) : 9.5
● Applicable with Belt Type : XL
● Number of Teeth Minimum/Maximum : 10 to 72
● Shaft Bore Diameter Minimum/Maximum (mm.) : 4 to 26
● Shaft Bore Specs. : Can select between Round Hole, Round Hole + Tap and New JIS keyway + Tap
● Material : Steel
[Application]
Timing pulleys are frequently utilized in systems that incorporate timing belts to regulate and govern the movement of the machinery.

From: ฿ 356.43
Days to Ship: 3 Day(s)

3 Day(s)

Compare

Flanged Idlers with Teeth - MXL, XL - Both Sides Bearing

MISUMI

[Material]
· Pulley: Aluminum alloy
· Flange: Aluminum alloy
· Bearing: Steel
[Surface treatment]
· Clear anodize
[Related Products]
· Pulley Timing Pulley (MXL), Timing Pulley (XL), Width Configurable Timing Pulley, Bar-Shaped Timing Pulley, Keyless Timing Pulley
· Timing belt High Torque Timing Belt (MXL), High Torque Timing Belt (XL), Long Timing Belts-Iron Rubber, Open End Belt Iron Rubber Open End Belts/Polyurethane/Chloroprene Rubber

From: ฿ 682.23
Days to Ship: 4 Day(s)

4 Day(s)

Compare

Keyless Timing Pulleys - XL

MISUMI

[Material]
· Pulley: Extra super duralumin aluminum alloy, S45C equivalent
· Flange: Aluminum alloy, SPCC
· Bushing: S45C equivalent
[Surface treatment]
· Clear anodize, black oxide
[Related Products]
· Timing belt High Torque Timing Belt, Long Timing Belts-Iron Rubber, Open End Belt Iron Rubber Open End Belts/Polyurethane/Chloroprene Rubber
· Idler Idler with Teeth Center Bearing, Idler with Teeth Both Sides Bearing, Idler - Backside Tensioning Center Bearing, Idler - Backside Tensioning Both Sides Bearing

Days to Ship: 7 Day(s)

7 Day(s)

Compare

Synchro Pulley XL037 Type BF

BANDO CHEMICAL

[Features]
· Adopts the most ideal material and mass-production type molding method to meet the demand for weight reduction and lower cost of office automation equipment and automation equipment (the following 3 types are available):
Synchro Pulley S (sintered metal)
Synchro Pulley D (aluminum and zinc die-cast)
Synchro Pulley Mt (resin injection)
[Applications]
· Used in office automation equipment, automation equipment, etc. that require weight reduction and low cost.

From: ฿ 480.09
Days to Ship: 5 Day(s)

5 Day(s)

Compare

Flanged Idlers with Teeth - MXL, XL - Center Bearing

MISUMI

[Material]
· Pulley: Aluminum alloy
· Flange: Aluminum alloy
· Bearing: Steel
[Surface treatment]
· Clear anodize, electroless nickel plating
[Related Products]
· Pulley Timing Pulley (MXL), Timing Pulley (XL), Width Configurable Timing Pulley, Bar-Shaped Timing Pulley, Keyless Timing Pulley· Timing belt High Torque Timing Belt (MXL), High Torque Timing Belt (XL), Long Timing Belts-Iron Rubber, Open End Belt Iron Rubber Open End Belts/Polyurethane/Chloroprene Rubber

From: ฿ 782.94
Days to Ship: 4 Day(s)

4 Day(s)

Compare

Pulley XL

UNITTA

Pulley for XL type only.
[Features]
·A wide variety of tooth numbers, widths, boss shapes, etc. are available.
[Applications]
·Convenient for large equipment and chip mounters.

From: ฿ 479.97
Days to Ship: 5 Day(s)

5 Day(s)


Brand
Product Series
CAD
From
Days to Ship
Specifications
Type
Belt Series
Belt Width Used (mm)(mm)
Number of Teeth(T)
Pulley Shape
Material
Belt Width Used(Inch)(Inch)
Surface Treatment

	You can add up to 6 items per a category to the compare list.Compare	You can add up to 6 items per a category to the compare list.Compare	You can add up to 6 items per a category to the compare list.Compare	You can add up to 6 items per a category to the compare list.Compare Until 31/03/2025	You can add up to 6 items per a category to the compare list.Compare	You can add up to 6 items per a category to the compare list.Compare	You can add up to 6 items per a category to the compare list.Compare	You can add up to 6 items per a category to the compare list.Compare	You can add up to 6 items per a category to the compare list.Compare	You can add up to 6 items per a category to the compare list.Compare	You can add up to 6 items per a category to the compare list.Compare	You can add up to 6 items per a category to the compare list.Compare
Brand	MISUMI	MiSUMi C-VALUE	MISUMI	MISUMI	KATAYAMA CHAIN	MiSUMi C-VALUE	MITSUBOSHI BELTING	MISUMI	MISUMI	BANDO CHEMICAL	MISUMI	UNITTA
Product Series	Timing Pulleys - XL Type	Timing Pulleys XL	Timing Pulleys - Width Configurable - MXL, XL, S2M, S3M, S5M	Bar-Shaped Timing Pulleys - MXL, XL, S2M, S3M, S5M	K Timing Belt Pulley XL Type	Idlers XL	Timing Pulley XL Type	Flanged Idlers with Teeth - MXL, XL - Both Sides Bearing	Keyless Timing Pulleys - XL	Synchro Pulley XL037 Type BF	Flanged Idlers with Teeth - MXL, XL - Center Bearing	Pulley XL
CAD	2D / 3D	2D / 3D	2D / 3D	2D / 3D	2D / 3D	2D / 3D	2D / 3D	2D / 3D	2D / 3D		2D / 3D	2D / 3D
From		฿ 158.35		฿ 702.58 Special Price On Sale Until 31/03/2025	฿ 197.78	฿ 330.33	฿ 356.43	฿ 682.23		฿ 480.09	฿ 782.94	฿ 479.97
Days to Ship	4 Day(s)	Same day	8 Day(s)	Same day	5 Day(s)	Same day	3 Day(s)	4 Day(s)	7 Day(s)	5 Day(s)	4 Day(s)	5 Day(s)
Specifications
Type	Timing Pulley	Timing Pulley	Timing Pulley	Bar-Shaped Timing Pulley	Timing Pulley	Idler with Teeth	Timing Pulley	Idler with Teeth	Keyless Pulley	Timing Pulley	Idler with Teeth	Timing Pulley
Belt Series	XL	XL	XL	XL	XL	XL	XL	XL	XL	XL	XL	XL
Belt Width Used (mm)(mm)	6.4 ～ 19	6.4 ～ 12.7	6.4 ～ 12.7	100	9.5	6.4 ～ 12.7	9.5	6.4 ～ 12.7	12.7	9.398	6.4 ～ 12.7	37
Number of Teeth(T)	10 ～ 72	10 ～ 50	16 ～ 40	16 ～ 40	10 ～ 46	16 ～ 22	10 ～ 72	16 ～ 36	20 ～ 72	16 ～ 30	18 ～ 36	10 ～ 40
Pulley Shape	Shape A / Shape B	Shape A / Shape B	Shape A	-	Shape A / Shape B / Shape C	-	Shape A / Shape B / Shape C / Shape W	-	Shape E / Shape F	Shape B	-	-
Material	Steel / Aluminum / Stainless Steel	Aluminum	Aluminum	Aluminum	Steel	Aluminum	Steel	Aluminum	Steel / Aluminum	Steel	Aluminum	Steel
Belt Width Used(Inch)(Inch)	0.25 ～ 0.5	0.25 ～ 0.5	-	-	0.37	0.25 ～ 0.5	0.37	0.25 ～ 0.5	0.5	0.37	0.25 ～ 0.5	-
Surface Treatment	Not Provided / Black Oxide / Clear Anodize / Black Anodize / Hard Clear Anodize / Electroless Nickel Plating	Clear Anodize	Clear Anodize	Not Provided	Not Provided	Clear Anodize	Not Provided	Clear Anodize	Black Oxide / Clear Anodize	Not Provided	Clear Anodize / Electroless Nickel Plating	-

Application example related to this category

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Related Categories to Timing Pulleys, Idlers

- Timing Belt
- Timing Pulleys, Idlers

FAQ Timing Pulley

Question: What are pulleys used for?: Answer: Pulleys designed for belt transmission facilitate the transfer of rotational motion and power among multiple shafts and belts, serving various industries. They enable speed and torque adjustment, change motion direction, guide the belt to maintain alignment and prevent slippage.
Question: What benefits do pulleys offer?: Answer: Pulleys offer several benefits in engineering applications:
1.Power transmission: They efficiently transfer rotational motion and power between shafts through the use of belts.
2. Speed and torque adjustment: Pulleys of different sizes allow engineers to adjust the speed and torque in belt drive systems, adapting them to specific requirements.
3. Belt tensioning: They help maintain proper belt tension, ensuring optimal power transfer and preventing slipping between the belt and pulleys.
4. Direction change: Pulleys enable the redirection of rotational motion, allowing for the driving of components located in different directions within a system.
5. Belt guidance and alignment: They guide the belt, keeping it aligned and preventing it from slipping off the pulley, ensuring reliable and smooth operation.
Question: Why are pulleys better than gears?: Answer: 1.Simplicity installation : Pulleys have a simpler design and operation compared to gears. They consist of a grooved wheel and a belt, making them easier to install, and maintain. Gears, on the other hand, require precise tooth profiles and arrangements, adding complexity.
2.Noise and Vibration: Pulleys generally produce less noise and vibration compared to gears. The direct contact between gear teeth can create noise, particularly at high speeds. In contrast, pulleys that use a belt or rope for motion transfer offer smoother operation, resulting in reduced noise and vibration levels.
3.Misalignment Tolerance Available: Pulleys can accommodate a certain degree of misalignment between the driving and driven shafts. This flexibility is valuable in situations where precise alignment is challenging. Gears, on the other hand, require more precise alignment for optimal performance and can be sensitive to misalignment.
4.Overload Protection: Pulleys can provide some level of overload protection due to the slipping action of the belt. If the load exceeds a certain threshold, the belt may slip on the pulley, preventing damage to the system. Gears do not offer this slipping action and are more prone to damage when subjected to excessive loads.
It's important to recognize that gears have their own advantages, such as higher precision, greater efficiency, and the ability to transmit higher torque loads. The choice between pulleys and gears depends on the specific requirements of the application, including factors like load capacity, precision, speed control, and cost considerations.
Question: What are the 3 types of pulleys?: Answer: 1. V-Belt Pulley: This type of pulley utilizes V-belts, which have a trapezoidal cross-section. V-belts fit into the grooves of the pulleys, creating friction and transmitting power. V-belt pulley transmissions are widely used in various applications, including automotive engines, industrial machinery, and HVAC systems.
2. Flat Belt Pulley: In a flat belt pulley a flat belt is used to transmit power between the pulleys. Flat belt pulley transmissions are often employed in agricultural machinery, textile mills, and other industrial applications.
3. Timing Belt Pulley: Timing belt pulley use toothed belts, known as timing belts, that have teeth on the inner surface. These teeth mesh with corresponding grooves on the pulleys, ensuring precise and synchronous power transmission. Timing belt pulley transmissions are commonly found in engines, camshaft drives, and other systems that require accurate timing.
Question: What are the advantages of a pulley?: Answer: 1.Speed variation: Pulley power transmissions allow for speed variation by using pulleys of different sizes or adjusting the pulley ratio. This flexibility enables the adaptation of rotational speed to match specific operational requirements, providing optimal performance.
2.Directional flexibility: Pulleys provide the ability to change the direction of power transmission. This flexibility allows for versatile routing of power.
3.Quiet and smooth operation: Pulley power transmissions typically operate with minimal noise and vibration. The smooth transfer of power between pulleys results in quieter and more comfortable operation.
4.Cost-effectiveness: Pulley power transmissions are cost-effective due to their simplicity, and ease of installation. They require minimal maintenance, reducing overall machine system costs.